>>>>Here are some successful QBs with a career completion % under 50% - these names have either won championships or made it to championship games:
>>>>
>>>>George Blanda
>>>>Bobby Layne
>>>>Doug Williams
>>>>Daryle Lamonica
>>>
>>>Kevin
>>>You can add Paul Hornung to that list.
>>>He had one season over 50%
>>
>>Paul Hornung? He was a running back.
>
>He was also a QB and place kicker.

In college. In the pros he was a running back who occasionally threw as a halfback. While he may have taken some snaps as a pro QB he has a career total of 55 passing attempts. To link him with the names above doesn't make any sense. You might as well call Tom Matte a QB.